package cn.tedu.sp02.item.controller;

import cn.tedu.sp01.pojo.Item;
import cn.tedu.sp01.service.ItemService;
import cn.tedu.web.util.JsonResult;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Random;

@RestController
@Slf4j
public class ItemController {
    //注入service
    @Autowired
    private ItemService itemService;

    @Value("${server.port}")
    //注入端口号
    private int port;
    //获取订单中的商品列表
    @GetMapping("/{orderId}")
    public JsonResult<List<Item>> getItem(@PathVariable String orderId) throws InterruptedException {
        List<Item> items = itemService.getItems(orderId);
        log.info("获取商品列表，orderId="+orderId);

        //随机延迟
        if (Math.random()<0.9){
            int i = new Random().nextInt(5000);
            System.out.println("延迟时间==="+i);
            Thread.sleep(i);
        }

        return JsonResult.ok().msg("server.port"+port).data(items);

    }

    //减少商品库存
    // @RequestBody  完成的接收请求协议体数据
    @PostMapping("/decreaseNumber")
    public JsonResult<?> decreaseNumber(@RequestBody List<Item> items){
         itemService.decreaseNumber(items);
         return JsonResult.ok().msg("减少商品库存成功");
    }

}
